---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-511 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux

---> lscpu:
Architecture:        x86_64
CPU op-mode(s):      32-bit, 64-bit
Byte Order:          Little Endian
CPU(s):              4
On-line CPU(s) list: 0-3
Thread(s) per core:  1
Core(s) per socket:  1
Socket(s):           4
NUMA node(s):        1
Vendor ID:           AuthenticAMD
CPU family:          23
Model:               49
Model name:          AMD EPYC-Rome Processor
Stepping:            0
CPU MHz:             2800.000
BogoMIPS:            5600.00
Virtualization:      AMD-V
Hypervisor vendor:   KVM
Virtualization type: full
L1d cache:           32K
L1i cache:           32K
L2 cache:            512K
L3 cache:            16384K
NUMA node0 CPU(s):   0-3
Flags:               fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities

---> nproc:
4

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
udev            2.0G     0  2.0G   0% /dev
tmpfs           395M  696K  394M   1% /run
/dev/vda1        20G   11G  9.1G  53% /
tmpfs           2.0G     0  2.0G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           2.0G     0  2.0G   0% /sys/fs/cgroup
/dev/vda15      105M  5.3M  100M   5% /boot/efi
tmpfs           395M     0  395M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           3943         459         363           0        3121        3204
Swap:          1023           0        1023

---> ip addr:
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc fq_codel state UP group default qlen 1000
    link/ether fa:16:3e:5b:9b:86 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.24/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86210sec preferred_lft 86210sec
    inet6 fe80::f816:3eff:fe5b:9b86/64 scope link 
       valid_lft forever preferred_lft forever
3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default 
    link/ether 02:42:bd:51:f6:b2 brd ff:ff:ff:ff:ff:ff
    inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-511) 	05/08/25 	_x86_64_	(4 CPU)

10:07:42     LINUX RESTART	(4 CPU)

10:08:01          tps      rtps      wtps   bread/s   bwrtn/s
10:09:02       174.76     69.49    105.26   5629.19  42362.30
10:10:01       207.25     21.81    185.45   3031.11  78848.12
Average:       190.87     45.85    145.02   4341.06  60451.96

10:08:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:09:02      1705156   3403360   2333496     57.78     52088   1799764    830576     16.33    502920   1648184    162324
10:10:01       434376   3300048   3604276     89.24     79444   2912276    948820     18.65    749692   2614712      1188
Average:      1069766   3351704   2968886     73.51     65766   2356020    889698     17.49    626306   2131448     81756

10:08:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:09:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:09:02         ens3    437.22    292.75   1720.29     71.54      0.00      0.00      0.00      0.00
10:09:02           lo      1.13      1.13      0.10      0.10      0.00      0.00      0.00      0.00
10:10:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:10:01         ens3   1618.81    863.18  12110.61    386.34      0.00      0.00      0.00      0.00
10:10:01           lo      4.00      4.00      0.37      0.37      0.00      0.00      0.00      0.00
Average:      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:         ens3   1023.05    575.57   6871.81    227.62      0.00      0.00      0.00      0.00
Average:           lo      2.55      2.55      0.24      0.24      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-511) 	05/08/25 	_x86_64_	(4 CPU)

10:07:42     LINUX RESTART	(4 CPU)

10:08:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:09:02        all     18.16      0.00      2.19      5.55      0.06     74.04
10:09:02          0     12.41      0.00      1.74      5.06      0.05     80.74
10:09:02          1     16.37      0.00      2.65      3.30      0.03     77.65
10:09:02          2     31.67      0.00      2.64      2.04      0.08     63.56
10:09:02          3     12.20      0.00      1.73     11.83      0.07     74.18
10:10:01        all     29.32      0.00      5.61      3.80      0.06     61.21
10:10:01          0     42.03      0.00      5.76      2.37      0.09     49.76
10:10:01          1     26.45      0.00      5.21      2.01      0.05     66.28
10:10:01          2     29.02      0.00      5.59      2.31      0.07     63.01
10:10:01          3     19.76      0.00      5.90      8.56      0.05     65.73
Average:        all     23.68      0.00      3.88      4.69      0.06     67.69
Average:          0     27.03      0.00      3.72      3.73      0.07     65.45
Average:          1     21.37      0.00      3.92      2.66      0.04     72.01
Average:          2     30.36      0.00      4.10      2.17      0.08     63.29
Average:          3     15.93      0.00      3.79     10.22      0.06     70.01